Zipper locking device



FIG. 1 provides a perspective view of the zipper locking device appearing within its usual operational environment associated with other zipper structure.

FIG. 2 provides a perspective view of the zipper locking device.

FIG. 3 provides a front elevational view of the zipper locking device.

FIG. 4 provides a rear elevational view of the zipper locking device.

FIG. 5 provides a right side elevational view of the zipper locking device.

FIG. 6 provides a top plan view of the zipper locking device; and,

FIG. 7 provides a bottom plan view of the zipper locking device.

The broken line showing of the zipper structure is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design of a zipper locking device, as shown and described. 